Are there any recommended resources or tutorials for learning PHP and SQL database integration?

To learn PHP and SQL database integration, there are several recommended resources and tutorials available online. Websites like W3Schools, Codecademy, and PHP.net offer comprehensive guides and tutorials for beginners to advanced users. Additionally, books like "PHP and MySQL Web Development" by Luke Welling and Laura Thomson provide in-depth explanations and practical examples for integrating PHP with SQL databases.

<?php
// Connect to the database
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "database_name";

$conn = new mysqli($servername, $username, $password, $dbname);

// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
echo "Connected successfully";
?>